Hemmer for sewing-machines.



PATENTED OCT. 20

A. LIAUBISGHER. HEMMER FOR SEWING MACHINES.

APPLICATION FILED FEB. 19. 1903.

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HEMMER FOR SEWING MACHINES. APPLIOATION rum) FEB. 19. 1-903.

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No. 741,682. Patented October 20, 1903.

UNITED STATES PATENT OFFI E.

ALEXANDER LAUBSCI-IER, OF BRIDGEPORT, CONNECTICUT, ASSIGNOR TO WHEELER &WILSON MANUFACTURING COMPANY, OF 'BRIDGEPORT, CONNECTICUT, A CORPORATIONOF CONNECTICUT.

HEM MER FOR-SEWING'QMACVHIINES.

SPECIFICATION forming part of Letters Patent No. 741,682, dated October20, 1903.

Application filed February 19, 1903. Serial Nol l LOB l. (No model.)

' T at whom it may concern: upper folder. Fig. 8 is a perspective view50 Be it known that I, ALEXANDER LAUB- of a portion of the under folder.f SOHER,a citizen of the United States, residing 1 is the base-plate, bymeans of which the at Bridgeport, in the county of Fairfield andattachment may be securedin position upon State of Connecticut, haveinvented a certain a sewing-machine and having an adjustable new anduseful Improvement in Hammers for bracket 2, carrying on its upper sidean arm 55 Sewing-Machines, of which the following is 3 and on its underside an arm. 4. The arm a full, clear, and exact description. 3 supportsthe upper folder 5, and the arm 4: This invention relates to ahemmerattachsupports the under folder 6, and these foldro ment forsewing-machines; and the object of ers comprise fiaring scrolls 7 and 8,respecthe invention is to secure uniformity in the 'tively, forcurlingthe edges of. the hem in- 60 overlap of the edges of the bodyfabric and wardly upon themselves and around tongues a separate borderor the like applied to said '9 and 10, respectively, which are suitablybody fabricas, for example, in the manusupported within the folders bythe respecfacture of handkerchiefs having colored bortive arms 3 and 4,as usual. The adjacent deders. 4 livery ends of the folders are cut awayor 65 The invention consists in a hemmer atnotched, as at 11 and 12,respectively, (see tachment having upper and under folders toparticularly Figs. 7 and 8,) to make room for turn inwardly the rawedges of a border or the guide 15 next described, which positions hempreparatory to stitching, combined with -the edge of the body portion ofthe work.

a guide for the edge of the body fabric, said 13 is a plate forsupporting the body por- 7o guide interposed between the folders andlimtion of the work, said plate secured in any iting the projection ofthe'body, fabric into suitable manner to arm 1, as byscrews 14:, theborder and guiding it, in conjunction and the forward or delivery end ofthis plate with the upper and under folders, as the work is formed intoa U-shaped guide 15, which progresses to the sewing mechanism, all as Iprojects inwardly between the upper and un- 7 5' will proceed now moreparticularly to set der folders and within the cut-away portions forthand finally claim. 11 and 12 at the delivery ends of such folders.

In the accompanying drawings, illustrating 16 is an adjustable armsecured to the upthe invention, in the severalfigures of which persurface of the bracket 2 adjacent to the like parts are similarlydesignated, Figure 1 arm 3 by a set-screw 17, passed through a is a topplan view with the upper folder and slot 18 in said arm and tapped inthe bracket. its support removed. Fig. 2' is a bottom plan The outer endof arm 16 is provided with a view with the outerend of the under foldergage-plate 19, the active edge of which ex- 35 and guide broken away andwith the-basetends about midway of the length of-said plate removed.'Fig. 3 is a side elevation as arm, said'gage plate being raised orofiset viewed from the left of Fig. 1. Fig. 1 is a secabove said armsufficiently to afiord a proper tional elevation taken in the plane ofline A space for the ready passage of the work. The B, Fig. 3, lookingin the direction of arrow C, delivery end of the plate 19 is made as a40 the base-plate being omitted. Fig. 5 isa secthin tapered finger ortongue 20. A finger tional elevation taken in the plane of line A 21projects from arm 16 in adirection toward B, Fig. 3, and looking in thedirection indithe delivery end of the tongue 20 and quite cated by thearrow D and also showing the close to the same, whereby the free edge orwork in cross-section engaged by thefolders back of the hem is preventedfrom falling 45 and guide. Fig. 6 is a perspective view of away from thegage-plate around which the the supporting-plate for the body portion ofhem is folded, and which serves to keep the the Work, showing in detailthe U-shaped hem properly distended while the edges are guide formed onthe delivery end thereof. being folded, as indicated more particularlyFig. 7 is a perspective view of aportion of the in Fig. 5, wherein thebody fabric is designated 22 and the hem or border 23. The fingers 20and 21 may be adj nsted for hems of very narrow width by moving the arm16 to a position quite close to the folders 5 and 6.

The invention is susceptible of variation within the principle hereindescribed and claimed.

What I claim is- 1. In a sewing-machine hemmer, a base or bracket,upperand under folders,arms mounted on said bracket and carrying the folders,tongues in said folders about which a border fabric is folded, and afinger adjustably mounted on said bracket and adapted to keep the widthof hem properly distended, in combination with a supporting-plate forthe body fabric also mounted on one of said arms independently of saidfolders and provided at its delivery end with a U -shaped guide whichprojects between the upper and under folders, and is adapted to controlthe position of the edge of the body fabric with reference to the foldededges of the hem.

2. In a sewing-m achine hemmer, a bracket,

upper and under folders having their delivery ends notched, arms mountedon top and bottom of said bracket and carrying the respective folders,tongues in said folders about which a border fabric is folded, and afinger adjustably mounted on said bracket and adapted to keep the widthof hem properly distended, in combination with a supporting-plate forthe body fabric also mounted on one of said arms independently of saidfolders and provided atits delivery ends with a U-shaped guide whichprojects between the upper and under folders and into the notched endsthereof, and is adapted to control the position of the edge of the bodyfabric with reference to the folded edges of the border or hem.

In testimony whereof I have hereunto set my hand this 18th day ofFebruary,A. D. 1903.

ALEXANDER LAUBSCHER.

Witnesses:

F. W. OSTROM, O. N. WORTHEN.

